whitener

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noun whit·en·er \ˈhwīt-nər, ˈwīt-; ˈhwī-tən-ər, ˈwī-\

Definition of whitener

  1. :  one that whitens; specifically :  an agent (as a bleach) used to impart whiteness to something

1540

First Known Use of whitener

1540



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